891228

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 2328480

約数和(自身を除く): 1437252

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 52, 58, 78, 87, 116, 156, 174, 197, 348, 377, 394, 591, 754, 788, 1131, 1182, 1508, 2262, 2364, 2561, 4524, 5122, 5713, 7683, 10244, 11426, 15366, 17139, 22852, 30732, 34278, 68556, 74269, 148538, 222807, 297076, 445614, 891228]

約数ペア:

[(1, 891228), (2, 445614), (3, 297076), (4, 222807), (6, 148538), (12, 74269), (13, 68556), (26, 34278), (29, 30732), (39, 22852), (52, 17139), (58, 15366), (78, 11426), (87, 10244), (116, 7683), (156, 5713), (174, 5122), (197, 4524), (348, 2561), (377, 2364), (394, 2262), (591, 1508), (754, 1182), (788, 1131)]